In the fifth episode of Bad Sisters season one, " Eye for an Eye ," Bibi's traumatic past with her abusive brother-in-law, John Paul, is revealed, prompting her to attempt a botched revenge plot during a paintball game that results in innocent collateral damage. Concurrently, insurance agents investigating the Garvey sisters find new evidence of motive when interviewing a protective Nora, while Matt's investigation further complicates his romance with Becka. You can find more details in this Vulture recap and Apple TV episode page . "Bad Sisters" Eye for an Eye (TV Episode 2022) - IMDb